Home / 15,214.97-22,821.68-5,354.33

Finding the Fourth Proportional to 15,214.97, 22,821.68 and 5,354.33

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Solution

The fourth proportional to 15,214.97, 22,821.68 and 5,354.33 is: 8,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214.97 : 22,821.68 = 5,354.33 : x
  2. Step 2: Convert to fraction form
    15,214.97/22,821.68 = 5,354.33/x
  3. Step 3: Cross multiply
    15,214.97x = 22,821.68 × 5,354.33
  4. Step 4: Simplify right side
    15,214.97x = 122,194,705.15
  5. Step 5: Solve for x
    x = 122,194,705.15/15,214.97
  6. Step 6: Final answer
    x = 8,031.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.